stclair037_ch.jpg.NEF Old 49er Bob St. Clair in the neighborhood of Kezar Stadium, Stanyan and Frederick Streets. The field at Kezar is being dedicated as Bob St. Clair Field on Monday, Aug. 25 when the 49ers practice there, for the first time in 32 years. St. Clair played 189 games on this field, first with Polytechnic High, then with USF, then with 49ers. He is only person in NFL history to play home games on the same field for high school, college and pro. Event on 6/19/03 in San Francisco. CHRIS HARDY / The Chronicle Ran on: 09-21-2005 Ran on: 09-21-2005
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